298140340759 has 4 divisors (see below), whose sum is σ = 302339500560. Its totient is φ = 293941180960.

The previous prime is 298140340723. The next prime is 298140340781. The reversal of 298140340759 is 957043041892.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-298140340759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (298140340859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2099579794 + ... + 2099579935.

It is an arithmetic number, because the mean of its divisors is an integer number (75584875140).

Almost surely, 2^298140340759 is an apocalyptic number.

298140340759 is a deficient number, since it is larger than the sum of its proper divisors (4199159801).

298140340759 is an equidigital number, since it uses as much as digits as its factorization.

298140340759 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4199159800.

The product of its (nonzero) digits is 2177280, while the sum is 52.

The spelling of 298140340759 in words is "two hundred ninety-eight billion, one hundred forty million, three hundred forty thousand, seven hundred fifty-nine".